diff --git a/kivy/data/style.kv b/kivy/data/style.kv
index 3a25570d2..2713bcde3 100644
--- a/kivy/data/style.kv
+++ b/kivy/data/style.kv
@@ -327,6 +327,7 @@
         pos: root.pos
         Label:
             id: filename
+            size_hint_x: None
             width: (self.texture_size[0] + dp(4)) if self.texture_size else dp(10)
             halign: 'left'
             shorten: True